Home / 94,916.64-130,963.24-56,668.76

Finding the Fourth Proportional to 94,916.64, 130,963.24 and 56,668.76

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Solution

The fourth proportional to 94,916.64, 130,963.24 and 56,668.76 is: 78,189.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,916.64 : 130,963.24 = 56,668.76 : x
  2. Step 2: Convert to fraction form
    94,916.64/130,963.24 = 56,668.76/x
  3. Step 3: Cross multiply
    94,916.64x = 130,963.24 × 56,668.76
  4. Step 4: Simplify right side
    94,916.64x = 7,421,524,416.38
  5. Step 5: Solve for x
    x = 7,421,524,416.38/94,916.64
  6. Step 6: Final answer
    x = 78,189.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.